TanTin Technology, likely a technology-focused firm in the financial services sector with an emphasis on quantitative trading and emerging technologies like blockchain, is seeking a Backend Developer to bolster its quantitative team. The job description highlights the need for expertise in developing robust trading infrastructure, suggesting an intent to enhance system reliability, reduce latency, and integrate with various data sources and protocols. This indicates that the employer is probably expanding or refining its trading capabilities, possibly in response to market demands for faster, more efficient trading systems, and may prioritize candidates who can drive innovation in high-concurrency environments, reflecting a forward-thinking approach to fintech and blockchain integration.